DescriptionDo you wanna a practical and durable check valve? If you want, thenyou can consider our product.This check valve is made from premium material, not easyto break and damage, very durable and practical. For personal homerange hood use or dining room use. The product is simple and convenientto use, easy to install and remove. The product has practical functions.Features-Color:Silver -Material:Stainless Steel -Size(Stopper):13.50X13.50X3.00cm/5.31X5.31X1.18in -Size(Clamp):40.00X1.20X1.00cm/15.72X0.47X0.39in -High temperature fuse device,free closure, such as fire, more than safety temperature,this check valve will start fuse. -This check valve is closed smoke exhaust. This check valveautomatically open, indoor smoke quickly discharged from the publicflue; - The check valve closesautomatically to prevent smoke backfilling in the flue, and theanti-smoke, sealing gasket can fill the closed gap.-The lampblackin the public flue can be seamlessly inserted into the real materialthickened, and not easy to oxidize and rust.-Each one is equipped with a clamp, and the pipeline installation is more firm and not easy to fall off.
